3rd world arm lamp 2007.PNG
FA info icon.svg Angle down icon.svg Project data
Type Lamp
Authors Stef Breukel
Years 2007
OKH Manifest Download
3rd world arm lamp animation.gif

On the 3rd world arm lamp advantages link you have some information what kind of tools an material you need to make the arm-stand.

Outer-arm part 1[edit | edit source]

Outer arm 1 2007.PNG
3rd world arm lamp High short reach left.JPG

You can use less quality wood for this part.

Part Measure Shape Size in mm (middle) Size in mm (large)
P251 04 L 25 25
P251 06 L 450 670
P251 30 L 20 20
P251 32 L 20 20
P240 36 Ø 21 21
P251 41 L 20 20
P251 42 L 20 25
P251 43 L 30 30
P251 44 Ø 5 5
P251 46 Ø 5 5

Outer-arm part 2[edit | edit source]

Use beech-wood-quality for this part.

Part Measure Shape Size in mm (middle) Size in mm (large)
P250 02 L 10 10
P250 05 L 30 30
P250 06 L 30 35
P250 07 L 15 15
P250 08 L 30 45
P250 09 L 15 15
P250 13 Ø 5 5
P250 32 L 20 20
P250 41 L 20 20
P250 42 L 20 25
P250 43 L 20 30
P250 44 Ø 5 5
P250 46 Ø 5 5
P250 50 Ø 6 6
P250 52 Ø 14 14
P250 54 L 2 2
P250 60 Ø 6 6
P250 62 Ø 14 14
P250 64 L 2 2

Small arm parts[edit | edit source]

Small arm parts.PNG

You can use a eye-screw or hook-screw

Use beech-wood-quality for the three cylindrical pens.

The rubber part can be made out of car-tire.

Part Measure Shape Size in mm (middle, large) Material
P230 01 Ø 10-15 metal
P230 02 L 20-25 metal
P252 01 L 30 wood
P252 13 L 5 wood
P254 03 L 10 Rubber
P254 04 L 8 Rubber
P254 13 Ø 5 Rubber
P256 11 L 40 wood
P256 15 Ø 5 wood

Outer arm assemble[edit | edit source]

Outer arm assemble 2007.PNG

Glue the parts and the 3 pen together.

Put the rubber part around one pen end.

Dimensions of part P220 is on the 3rd world CCFL lamp (2007 model) page.

You can make the two big parts of the outer-arm, out of one peice of quality wood-multiplex.

Shortest-arm[edit | edit source]

Shortest arm.PNG
3rd world arm lamp High far reach left.JPG

Use beech-wood-quality for this part.

Part Measure Shape Size in mm (middle) Size in mm (large)
P240 02 L 20 20
P240 05 L 32 40
P240 06 L 32 40
P240 07 L 15 15
P240 08 L 35 52
P240 09 L 15 15
P240 70 Ø 8 8
P240 72 Ø 14 14
P240 74 L 6 6
P240 80 Ø 6 6
P240 82 Ø 14 14
P240 84 L 2 2

Medium-arm[edit | edit source]

Medium arm.PNG

You can use less quality wood for this part.

Part Measure Shape Size in mm (middle) Size in mm (large)
P260 02 L 15 15
P260 04 L 520 780
P260 06 L 20 30
P260 08 L 20 20
P260 09 L 20 20
P260 50 Ø 6 6
P260 70 Ø 8 8

Large Arm[edit | edit source]

Large arm.PNG

You can use less quality wood for this part.

Part Measure Shape Size in mm (middle) Size in mm (large)
P280 02 L 15 15
P280 03 L 520 780
P280 04 L 100 150
P280 06 L 25 25
P280 08 L 20 20
P280 09 L 20 20
P280 10 Ø 6 6
P280 10 Ø 5 5
P280 60 Ø 6 6
P280 80 Ø 6 6

Arms assemble small parts[edit | edit source]

Arms assemble parts.PNG

Use smooth steel metal bar for this part. please, do not use screw thread. So the holes does not wear out.

Part Measure Shape Size in mm (middle, large)
P290 01 Ø 12
P290 01 L 40
P290 03 Ø 6
P292 01 Ø 12
P292 03 Ø -

Arms assemble[edit | edit source]

Arms assemble.PNG
Hamer bar.PNG

Put the wood and the ring around the bar and hammer the out ends of the bar thick.

Keep one (1) mm space between the wooden parts so they can rotate easy.

Body-Part[edit | edit source]

Body-Part
Small Body Part
Plywood part
Body assembly

You can use less quality wood for this part.

Part Measure Shape Size in mm (middle) Size in mm (large)
P314 02 L 20 20
P314 03 L 20 20
P314 04 L 370 620
P314 05 L 10 10
P314 06 L 90 90
P314 07 L 10 10
P314 08 L 16 16
P314 09 L 16 16
P314 70 Ø 8 8
P314 90 L 16 16
P314 90 L 16 16

Small Wooden Body Part[edit | edit source]

You can use less quality wood for this part.

P315

Part Measure Shape Size in mm (middle, large)
P315 02 L 110
P315 04 L 16
P315 90 L 16

Body Plywood Part[edit | edit source]

You can use less quality plywood for this part.

2x playwood plank

Part Measure Shape Size in mm (middle, large)
P316 02 L 110
P316 03 L 8
P316 04 L 16
P316 08 L 16
P316 09 L 16
P316 90 L 16
P316 90 L 16

Body Assemble Parts

Use thin nails.

Body Assemble[edit | edit source]

Apply some wood glue and hammer the plywood with thin nails to the massive wood.

Body-Arms Assemble Parts[edit | edit source]

Small parts.
Body assemble parts.

Use a bolt with only at the end screw thread. So the hole does not wear out.

Body-arms parts

Part Measure Shape Size in mm (small, middle, large)
P412 02 L 20
P412 03 L 50
P412 70 Ø 8
P414 70 Ø 8
P414 72 Ø 14
P415 70 Ø 8
P415 72 Ø 12
P413 70 Ø M8

Rope[edit | edit source]

Rope.PNG

Please, do not use very thin rope.

Rope

Part Measure Shape Size in mm
P608 10 Ø 6 6
P608 14 L 3000

Body Arms Rope Assembly[edit | edit source]

Body-arms-rope assemble.PNG

Bolt the arm to the base.

Put some ring and the wing-nut (bolt you can operate by hand).

Put the rope through the hole.

Metal-Bar[edit | edit source]

Bar or Pipe.PNG

You can use a metal steel bar or pipe because wood or plastic are not strong enough.

This part much move smoothly in the the body part.

Metal-Bar or Pipe

Part Measure Shape Size in mm (middle) Size in mm (large)
P505 02 L 650 800
P505 90 Ø 15 15

Feet-Center[edit | edit source]

Feet-center.
Feet assemble.

The bar gives a big force on the center. Use beech wood quality for this part. The other parts can be less quality.

Feet Center

Part Measure Shape Size in mm
Part 01 L 20-30
Part 02 L 40-60
Part 03 L 300-400
Part 04 L 600-700

Weight plank[edit | edit source]

Weight plank.PNG

Possibility 2

This is if you want to use a battery for a weight. You can use some less quality plywood and drill some holes.

Weight-Plank

Part Measure Shape Size in mm (middle) Size in mm (large)
P603 02 Ø 18 18
P603 03 L 20 20
P603 05 L 35 35
P603 06 L 200 200
P603 07 L 300 300
P603 08 L 75 75
P603 10 Ø 6 6

Tube for Weight Plank[edit | edit source]

Tube in weight.PNG

Find some metal tube that fits around the metal-bar.

Tube in weight plank

Part Measure Shape Size in mm (middle, large)
P605 90 Ø inner 16
P605 02 Ø outer 18
P605 04 L 120

Tube-Weight Plank-Rope Assemble[edit | edit source]

Tube-weight plank-rope assemble.PNG

Hammer the tube tight in the plank hole.

Make the inner diameter of the tube a bit bigger, so it can move and turn smoothly around the metal-bar.

Put the rope through the holes.

Balance the Weight Parts[edit | edit source]

Balance.GIF

Balance the weight parts on the weight-plank.

The counter balance should be in balance on both sides of the tube.

Otherwise the tube will not slide smoothly up and down on the Metal-Bar.

Weight Protection Box[edit | edit source]

Plastic Jerry can.PNG
Weight protection Box.PNG

A weight protection Box is made of two: (1) PE-HD or (2) PP plastic jerry cans bottoms.

This give's de lamp stand a better design look.

This Box give better protection to the the power supply parts like:

Batteries, Chargers, Transformers, and other electronic parts.

Saw or cut the top of the jerrycans.

Melt a hole 16mm from the inside out.

By melting from the inside out the edge of the hole is more thick curved to the outside to prevent rainwater to get in.

One can bottom to put the power supply parts in.

And the second to slide over first can.

Let the electric wires go in between the can-edges.

Brick-Weight[edit | edit source]

Brick weight.PNG

This is a more simple method to make a counter weight. You can use a brick in stead of the battery plank as weight. Very simple a brick with a drilled hole or Concrete with metal inside. Or two bricks in both sides of the bar.

This one must slide en rotate smooth around and metal-bar.

Brick Weight

Part Measure Shape Size in mm (middle) Size in mm (large)
P703 02 Ø 18 18
P703 03 L 60 60
P703 06 L 150 150
P703 06 L 150 200
P703 counter weight 3Kg 4Kg

Body-Feet-Weight Plank Assemble[edit | edit source]

File:Body-feet-weight plank.jpg

Rope Length

Part Measure Shape length in mm (middle) length in mm (large)
P608 12 L 780 1050

The stand is finished[edit | edit source]

3rd world arm lamp 2007.PNG

This is the lamp with motorcycle batteries.

The outer-arm haves this shape because: Otherwise your fingers can get trap between the arms.

The rubber part on the outer-arm is to keep the four arms parallel.

The shortest-arm haves a round shape, Otherwise there is to much forces on the hole and the hammered bar.

The shortest-arm haves a round shape, Otherwise your fingers can get trap between the arms.

The top of the body haves this round shape because: Otherwise human fingers can get trap between the arms.

More simple with one straight arm[edit | edit source]

3rd world arm lamp straight arm 2007.PNG

It is possible to make a more simple stand with one straight arm.

Part P284 is for safety, without this part human fingers kan get trapped between the straight arm and the base.

one straight arm P282

Part Measure Shape Size in mm (middle) Size in mm (large)
P 01 L 1000 1600
P 02 L 150 200

Bamboo Stick[edit | edit source]

Bamboo stick.PNG

If you want to use a bamboo stick instead of the balanced-stand. This one fits in a PET bottles neck.

Plastic tube

Part Measure Shape Size in mm
P211 01 L 20mm
P211 36 Ø 21mm

Connecting the fluorescent or LED stick lamp[edit | edit source]

Camping or Work lamp fixation
Replace reflector work lamp

Connecting to the out end of the balanced arm lamp with the top of a Small PET-Bottel and fishing tread.

Easy, Simple, and Fast.

Replace_reflector for better one.

With the "Stef-pivot-joint" it is possible to connect a stick lamp.

Connecting a "Stef Pivot Joint"[edit | edit source]

Saw the M6 nut
Stef Pivot Joint

For the middle sized arm length.

You need:

  • bold M5x40mm
  • Ring 5mm x 15mm x2mm
  • Ring 10mm x 20mm x2mm
  • Nut M6 (with Saw cut)
  • Hex screw or hex bold M5x50mm
  • Ring 10mm x 20mm x2mm
  • Ring 5mm x 15mm x2mm
  • Spacer
  • Spring ring M5
  • Wingnut M5
  • metal or aluminium strip proximately 2mm thick 15mm wide, long 175mm

Connecting a E27 socket[edit | edit source]

To make a Edison-27 E-27 lamp cap you need:

  • reflecting tinplate
  • (energy saving)lamp bulb
  • Bulb socket E27 or bayonet
  • 2x Socket ring

External links[edit | edit source]

CCFL lamp cap for this stand 3rd world CCFL lamp (2007 model)

FA info icon.svg Angle down icon.svg Page data
Part of 3rd world arm lamp
Keywords arm lamp, lamp, metal, rubber, wood
SDG SDG10 Reduced inequalities
Authors stef breukel, Stefanus Breukel
License CC-BY-SA-3.0
Language English (en)
Related 0 subpages, 1 pages link here
Aliases 3rd world arm lamp (new model)
Impact 225 page views (more)
Created August 5, 2007 by stef breukel
Last modified June 18, 2024 by Felipe Schenone
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